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US 8,134,021 B2Granted
Phosphorus-containing bisphenols and preparing method thereof
AssigneesNational Chunghsing University, Chang Chun Plastics Co., Ltd.
InventorsChing-Hsuan Lin, Chia-Wei Chang, Tsung-Li Lin, Kuen-Yuan Hwang, An-Pang Tu, Fang-Hsien Su
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Abstract
The Phosphorus-containing bisphenols and preparing method thereof are disclosed. A method for producing the phosphorus-containing bisphenol of the formula (1) includes reacting compounds respectively defined by a formula (a), (b), (c) and an acid catalyst to yield compounds of phosphorus-containing bisphenol.
Claims15
A phosphorus-containing bisphenol defined by a formula (1):
- wherein:
- R1, R2, R3, and R4 independently are hydrogen atom, halogen atom, an alkyl group having 1-10 carbon atoms, an oxyalkyl group having 1-10 carbon atoms, a haloalkyl group having 1-10 carbon atoms, a cyclic alkyl group having 3-10 carbon atoms, —CF3, or —OCF3;
- R5 is an alkyl group having 1-10 carbon atoms or an unsubstituted phenyl group;
- A and B are independently selected form the group consisting of —OH, —OCN, and
- —Ar1 and —Ar2 of formula (1) are independently selected from the group consisting of following groups:
- wherein:
- R6 is hydrogen atom, a halogen atom, an alkyl group having 1-10 carbon atoms, an oxyalkyl group having 1-10 carbon atoms), a haloalkyl group having 1-10 carbon atoms, a cyclic alkyl group having 3-10 carbon atoms, —CF3, or —OCF3, m is an integer from 0 to 4;
- R7 is —OH, —NH2, —NO2, —SH, —COOH, —SO3H, —COH, —NHCOCH3 and —OCH3;
- and
- R9 is nil or —(CH2)p, and p is an integer from 1 to 20.
7 more elements
A phosphorus-containing bisphenol defined by a formula (1):
- wherein:
- R1, R2, R3, and R4 independently are hydrogen atom, halogen atom, an alkyl group having 1-10 carbon atoms, an oxyalkyl group having 1-10 carbon atoms, a haloalkyl group having 1-10 carbon atoms, a cyclic alkyl group having 3-10 carbon atoms, —CF3, or —OCF3;
- R5 is an alkyl group having 1-10 carbon atoms or an unsubstituted phenyl group;
- A and B are independently selected form the group consisting of —OH, —OCN, and
- —Ar1 and —Ar2 of formula (1) are independently selected from the group consisting of following groups:
2 more elements
Dependencies are inferred from the claim text.